2805760

素因数分解:

$2^{12}\times 5^1\times {\mathrm{137}}^1$

素因数の和:166

約数の個数: 52

約数和(自身を含む): 6782148

約数和(自身を除く): 3976388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 256, 274, 320, 512, 548, 640, 685, 1024, 1096, 1280, 1370, 2048, 2192, 2560, 2740, 4096, 4384, 5120, 5480, 8768, 10240, 10960, 17536, 20480, 21920, 35072, 43840, 70144, 87680, 140288, 175360, 280576, 350720, 561152, 701440, 1402880, 2805760]

約数ペア:

[(1, 2805760), (2, 1402880), (4, 701440), (5, 561152), (8, 350720), (10, 280576), (16, 175360), (20, 140288), (32, 87680), (40, 70144), (64, 43840), (80, 35072), (128, 21920), (137, 20480), (160, 17536), (256, 10960), (274, 10240), (320, 8768), (512, 5480), (548, 5120), (640, 4384), (685, 4096), (1024, 2740), (1096, 2560), (1280, 2192), (1370, 2048)]